Fujitsu PRIMERGY CX2550 M6 Upgrade And Maintenance Manual page 176

Processor (CPU)
Removing the CPU
Figure 106: Removing the CPU
▶ Pull the lever of the CPU frame to lift up the CPU.
▶ Remove the CPU from the CPU frame.
▶ Clean residual thermal paste from the CPU surface using a lint-free cloth
and store the CPU in a save place.
CAUTION
CPUs are extremely sensitive to electrostatic discharge and therefore
must always be handled with care.
▶
After a CPU has been removed from its protective sleeve or from
its socket, place it upside down on a nonconducting, antistatic
surface.
▶
Never push a CPU over a surface.
Applying the thermal paste to the heat sink surface
For Japan, the service engineer must follow the instruction provided
separately.
176 Upgrade and Maintenance Manual